A276BXXS3AZHC – Galaxy A27 5G firmware
Build A276BXXS3AZHC is a security update for the Galaxy A27 5G (SM-A276B)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 23, 2026 (method) and has reached
4 regions so far. It keeps bootloader bit 3, so downgrading to the previous build A276BXXS3AZHF is still possible. Samsung still serves this file.
- Model
- SM-A276B
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 3
- First released
- Sep 23, 2026
- Regions
- 4
Rollout timeline by region
The date each region code (CSC) first received A276BXXS3AZHC, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
BKD | Bangladesh | Sep 23, 2026 | day 0 | A276BXXS3AZHC/A276BODM3AZHC/A276BXXS3AZHA |
INS | India | Sep 23, 2026 | day 0 | A276BXXS3AZHC/A276BODM3AZHC/A276BXXS3AZHA |
NPB | Nepal | Sep 23, 2026 | day 0 | A276BXXS3AZHC/A276BODM3AZHC/A276BXXS3AZHA |
SLK | Sri Lanka | Sep 23, 2026 | day 0 | A276BXXS3AZHC/A276BODM3AZHC/A276BXXS3AZHA |
Download and release notes
samloader download -m SM-A276B -r INS -v A276BXXS3AZHC/A276BODM3AZHC/A276BXXS3AZHASamsung's release notes and security patch level for this update: SM-A276B / INS on doc.samsungmobile.com. What each part of the build number means: decode A276BXXS3AZHC.